Sodium nitrite, as mordant agent,bleaching agent,corrosion inhibitor,antitoxic,analytical agent,preserving agent. Sodium nitriteSynonyms: Nitrous acid, sodium salt ... as mordant agent, bleaching agent, corrosion inhibitor, antitoxic and analytical agent It also used as chromogen agent , preserving agent in food industry. ... .06% max.Moisture: 2.0% max.Packing: in 25kg net each PP bags lined with PE bags ...